Spotify regularly stopped playing ; Coaching could be even more contextually aware ; Battery life could be better ; Strava tie-in unreliable ; Sound could be cleaner

The Lifebeam Vi is one of those rare products that genuinely makes your workouts more effective, especially if you're not a massively experienced runner. With its AI coaching and tracking combined in a well-designed earphone, it delivers timely...

The LifeBEAM Vi is a remarkable piece of fitness tech and one of the most exciting running products we’ve seen in years. However, for all her smarts Vi doesn’t do enough of the running basics right to even replace your watch, let alone your coach. But...

Lifebeam Vi review: Truly smart fitness headphones

These fitness-tracking headphones may or may not be the future, but they're certainly an interesting and often successful experiment

Packed with sensors ; Polished voice technology

Compatibility issues ; Patchy microphone

Nonetheless, it does seem as though the Vi isn’t aimed at these users so much as casual joggers, who might not need or even understand the myriad of measurements collected by most fitness trackers, but would benefit from a simple interpretation of the...

I like Vi a lot, but I appreciate in some ways it’s a tough sell. First, £200 puts it in direct competition with the likes of the Polar M430, Gear Fit2 Pro and the TomTom Spark 3 – all of which don’t require a phone, but track everything Vi does and a...